<template>
  <view class="my-settle-container">
    <!-- 全选区域 -->
    <label class="radio" @click="changeAllState">
      <radio color="#C00000" :checked="isFullChecked" /><text>全选</text>
    </label>
    <!-- 合计区域 -->
    <view class="amount-box">
      合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <!-- 结算区域 -->
    <view class="btn-settle">结算({{checkoutCount}})</view>
  </view>
</template>

<script>
  // 导入vuex中的选中的商品数量
  import {
    mapGetters,
    mapMutations
  } from 'vuex'
  export default {
    data() {
      return {

      };
    },
    computed: {
      ...mapGetters('my_cart', ['checkoutCount', "totalCartNumber","checkedGoodsAmount"]),
      isFullChecked() {
        return this.checkoutCount === this.totalCartNumber
      }
    },
    methods: {
      ...mapMutations("my_cart",["updateAllGoodsState"]),
      // 反选的功能 点击全选时的处理函数
      changeAllState(){
        // 调用vuex映射的函数 这里的状态要取反的
        // console.log(this.isFullChecked)
        this.updateAllGoodsState(!this.isFullChecked)
      }
    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    /* 底部固定定位 */
    position: fixed;
    bottom: 0;
    left: 0;
    /* 设置宽高和背景色 */
    width: 100%;
    height: 50px;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 5px;
    font-size: 14px;
  }

  .radio {
    display: flex;
    align-items: center;
  }

  .amount {
    color: #c00000;
  }

  .btn-settle {
    height: 50px;
    min-width: 100px;
    background-color: #c00000;
    color: white;
    line-height: 50px;
    text-align: center;
    padding: 0 10px;
  }
</style>
